8.88% is the change from 912 to 993
Calculation steps:
[( 993 - 912 ) ÷ 912] x 100 = 8.88%
Formula
Percentage change = [(993 - 912) / 912] x 100
Subtract the new number by the original number
993 - 912 = 81
81 ÷ 912 = 0.08881578947368421
0.08881578947368421 x 100 = 8.88%